Texas. There were already plenty of Mexicans who migrated to Texas in search of agricultural jobs and to escape from the civil war in Mexico. They thought of Texas as a refuge from poverty since the Mexican government favored the rich landowners and other affluent members of Mexican society.
Because 13 or mor estates made a agreement to become one government and blah blah blah, which made a new functioning government, every state is like a country but we are all one
Democratic Kampuchea and Kazakh Soviet Socialist Republic, Soviet Union also Ottoman Empire (territories of present-day Turkey, Syria and Iraq) and Ottoman Empire (territories of present-day Turkey, Syria and Iraq) so there is all of the places genocide has occurred good luck my dude